LETTERPRESS PRINTING
\lˈɛtəpɹˌɛs pɹˈɪntɪŋ], \lˈɛtəpɹˌɛs pɹˈɪntɪŋ], \l_ˈɛ_t_ə_p_ɹ_ˌɛ_s p_ɹ_ˈɪ_n_t_ɪ_ŋ]\
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Raised letters or images pick up ink from a roller and transfer it to the paper. It is a relief-printing process used first by Gutenberg in 1455. Oldest method of commercial printing. Contrast to intaglio process. Also refer to offset printing.
By Henry Campbell Black
Word of the day
Platidiam
- An inorganic water-soluble platinum complex. After undergoing hydrolysis, it reacts DNA produce both intra interstrand crosslinks. These crosslinks appear to impair replication and transcription of DNA. The cytotoxicity cisplatin correlates with cellular arrest in G2 phase cell cycle.